本题目来源于试卷: gc physics textbook chapter 4 problems，类别为 通用国际物理
[问答题]
(a) Show that the minimum stcgx0z9 8j 8tmnopc ml twkh15dap)u9 vbk1) x n+u.dnk.:ping distance for an automobile traveling at speedp )w.nktm.9dkxhl)vd1u+ b:u5 1akc n v is equal to $v^{2} / 2 \mu_{\mathrm{s}} g $, where $ \mu_{\mathrm{s}}$ is the coefficient of static friction between the tires and the road, and g is the acceleration of gravity.
(b) What is this distance for a 1200$-\mathrm{kg}$ car traveling 95 $\mathrm{~km} / \mathrm{h}$ if $\mu_{\mathrm{s}}=0.75$ ?
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